//
//  NSDictionary+NSNull.h
//  Mahjong
//
//  Created by 饶首建 on 17/6/27.
//  Copyright © 2017年 com.ikamobile.com. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface NSDictionary (NSNull)

+ (id)recursionResultJson4NullclassToNullstring:(id)obj;

@end
